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AISI 4140 Alloy Steel Ingot from China

A 500 kg ingot of AISI 4140 chromium-molybdenum alloy steel, used as primary form for forging into shafts and gears. Classified under HTS 7224.10.0075 as an ingot of other alloy steel not meeting specific high-strength or tool steel definitions in chapter notes. It contains approximately 0.4% carbon, 1% chromium, and 0.2% molybdenum.

Duty Rate — China → United States

35%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter

Import Tips

Provide mill test certificates confirming alloy composition to avoid reclassification; declare exact weight and dimensions accurately; ensure no further working like coating per chapter note definitions